buff

noun13

1. •
   Undyed leather from the skin of buffalo or similar animals.

   • […]; but is in a suite of buffe […] — 1594
2. •
   (informal) A person who is very interested in a particular subject.

   • He’s a real history buff. He knows everything there is to know about the civil war.
3. •
   A change introduced in a patch that makes a character, item, or attack stronger.
4. •
   An effect that makes a character or item stronger.

   • I just picked up an epic damage buff! Let's go gank the other team!
5. •
   A brownish yellow colour.

   • […] a Visage rough, Deform’d, Unfeatur’d, and a Skin of Buff. — 1693
6. •
   (informal) The bare skin.

   • To be in buff, is equivalent to being naked. — 1880
7. •
   A tool, often one covered with buff leather, used for polishing.
8. •
   (informal) A buffalo, or the meat of a buffalo.

   • […] diced buff (buffalo) meat, usually heavily spiced […] — 2006
9. •
   Any substance used to dilute (street) drugs in order to increase profits.

   • Police say this 20 ton hydraulic jack was used to press mixtures of cocaine and “buff” into brick. — 2014
10. •
    A military coat made of buff leather.

    • A diuell in an euerlasting garment hath him ; / On whose hard heart is button’d vp with steele : / A Feind, a Fairie, pittilesse and ruffe : / A Wolfe, nay worse, a fellow all in buffe […] — 1594
11. •
    The greyish viscid substance constituting the buffy coat.
12. •
    Compressive coupler force that occurs during a slack bunched condition.
13. •
    (no longer used) A strike; a blow.

    • Nathless so sore a buff to him it lent / That made him reel. — 1590

verb7

1. •
   To polish and make shiny by rubbing.

   • He was already buffing the car's hubs.
2. •
   To make a character or an item stronger.

   • The enchanter buffed the paladin to prepare him to fight the dragon.
   • I noticed that the pistols were buffed in the update.
3. •
   (slang) To remove (graffiti), particularly when done by someone who is not a graffiti writer.
4. •
   To strike.

   • Bravely run Red-hood, / There was a shock, / To have buff’d out the blood / From ought but a block. — 1640
5. •
   To modify a medical chart, especially in a dishonest manner.
6. •
   (slang, no longer used) To strip to the bare skin.
7. •
   (dialect, no longer used) To stammer, stutter

adjective3

1. •
   Of the color of buff leather, a brownish yellow.
2. •
   (informal) Unusually muscular.

   • The bouncer was a big, buff dude with tattoos, a shaved head, and a serious scowl.
3. •
   (slang) Physically attractive.

noun4

1. •
   (slang) A Boeing B-52 Stratofortress strategic bomber aircraft.
2. •
   (UK) A member of the Buffs (Royal East Kent Regiment).
3. •
   Clipping of Buffalo nickel.
4. •
   (UK, slang) A member of the Royal Antediluvian Order of Buffaloes.

noun1

1. •
   (US, slang) Acronym of big ugly fat fellow (or fucker), US Air Force nickname for the B-52 bomber.

   • The B-52 Stratofortress is not called the Buff because it is painted a tan or dun-brown color. — 1994